Mixed Application & Numerical Problems

by Notetube Official•25 questions•hard•7 views

Try the first 5 questions

1.
What volume of 0.1 M KMnO4 is needed to oxidize 50 mL of 0.2 M FeSO4 in acidic medium?
2.
A partition coefficient K = 5 (ether/water). 10 g of compound in 100 mL water is extracted once with 100 mL ether. How much is extracted?
3.
In Dumas' method, 0.25 g of an organic compound gives 28 mL of N2 at STP. The percentage of nitrogen is:
4.
In a KMnO4 titration, the temperature should be maintained at:
5.
0.30 g of an organic compound on combustion gives 0.88 g CO2 and 0.36 g H2O. The empirical formula is:

0 of 5 answered

This is a preview of 5 of 25 questions. The full quiz is available with a free account.